From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CED7C7EE23 for ; Sun, 21 May 2023 23:46:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 89F82900003; Sun, 21 May 2023 19:46:37 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 84F7A900002; Sun, 21 May 2023 19:46:37 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 76564900003; Sun, 21 May 2023 19:46:37 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 68023900002 for ; Sun, 21 May 2023 19:46:37 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 3349EA0301 for ; Sun, 21 May 2023 23:46:37 +0000 (UTC) X-FDA: 80815899234.20.21EAD2B Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf03.hostedemail.com (Postfix) with ESMTP id 606CD20009 for ; Sun, 21 May 2023 23:46:34 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=BIn76l0K; spf=pass (imf03.hostedemail.com: domain of dlemoal@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=dlemoal@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1684712794; a=rsa-sha256; cv=none; b=abRmHNGRpSq8VGIKllXYvaolwlp9yNQtWAXw1T/VED0csuZMpZKxJ8dxJAsYcvrpH7srg9 owgjSU0EH3FiihL5zRZFZHCka9USjPUUaPaz6Jd7MWdTEXfm6LIrxpojXD+ZONVsx3Kvg7 prwBv8fULr106IssqPma4Nvaeyqv26Q= ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=BIn76l0K; spf=pass (imf03.hostedemail.com: domain of dlemoal@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=dlemoal@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1684712794; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=svR4CGbLoubugTN02ryln1ioX3ZuUS3kSS0+XT+/Kao=; b=eEkbG4GLPPg2+SxfTeNQwv9bEoDN82zZnwIP2wAGBEk46f8KRG+p3IJy+h4d+4A3bkCEiw rdC7yOehWYuWDRT2rnpUqV0Pw95ZHKXBbrNEg7z5OSu2qagODMDeOMBMr/jdSuRT/ZA4jp 556wgvu6koMYbkU6D12rkIOvYpoRh98= Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 60C4F614C9; Sun, 21 May 2023 23:46:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27EE9C433EF; Sun, 21 May 2023 23:46:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684712792; bh=+3vgUoVh3E2C8WDPRGjzO+A3o+qnpoprdCEFxdJkTLI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=BIn76l0KCnY6smusBdh+vTTvqCJeSHoDSZWVwVokpqk5tbVTiA8juu+BfUQhrzAMs znwe1JVC3xj96/ulcXd+sUKy9Doh1RQAoAsdpMaUteZ3WJeS5HvhuArO2b5VpXBnVk fc0Mf0My5pVW24z8zqjHqnt/jYvbsneDzyl+GHbIA5vF+qqO++QVv/aUQCl0xFd+7k UsQjhZZzY0WmAk5wmoSSXHrSWbULgAB3giSFZE6ozuC71FlePdzn2gYPlair4pOqNG dd3GECOXwZC8uOPKEWKgOBI2PYI6ohzoB4ZbzAXkgTHZK6Y26798PxrGET5g5QDjTe PIYzIF4neBHIg== Message-ID: Date: Mon, 22 May 2023 08:46:29 +0900 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH 04/13] filemap: add a kiocb_write_and_wait helper Content-Language: en-US To: Christoph Hellwig , Matthew Wilcox Cc: Jens Axboe , Xiubo Li , Ilya Dryomov , Alexander Viro , Christian Brauner , Theodore Ts'o , Jaegeuk Kim , Chao Yu , Miklos Szeredi , Andreas Gruenbacher , "Darrick J. Wong" , Trond Myklebust , Anna Schumaker , Andrew Morton , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, "open list:F2FS FILE SYSTEM" , cluster-devel@redhat.com, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-mm@kvack.org References: <20230519093521.133226-1-hch@lst.de> <20230519093521.133226-5-hch@lst.de> From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20230519093521.133226-5-hch@lst.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 606CD20009 X-Stat-Signature: 78rgxwqgsu9iygpcs634fdxx1frs9s5y X-Rspam-User: X-HE-Tag: 1684712794-378604 X-HE-Meta: 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 A8QCMRRn m1DD19RT9ithzvX7QizrSjUHHMh0g1Do7jGlwgFLoK9MnAoWa8s5StzDsZibETaOErRHwu2gGcaAzZGfSWj+w7KqGcYuFsFX57/HsJUJBjp96GnjgBnLh7h8kGwFUzf3lbUjjvZgS1jg15zvH8I5LVUl0vRd03YnLoaC1dRDIPXev0RkrgyruWMn2sZ2sARd6PeJdJaU77TgT4E/jyP7WRIPTsdd/Uw/9fjgwRd7N9ZJZzKuUi6yXyluw4JZV5Qur3OvFwWy2Mqz9dDu+/07Jw75vxf1Co9+R0SXamQ5Dm4dcDTjZArKTPFceCHEIO4Lhi2y/vtavOJCMlwYUST6JPG/QUsgzqvcS0Sq3/p7VACwoVKQ9BbQAfKUFQQhYtRkXQ0k2sWyuS38EOtG5J8qwnIa0idc5cgPinfrFUT/2VyKTeqsAdIvARoae0x8S9us74H06xHVngBuHyRE= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 5/19/23 18:35, Christoph Hellwig wrote: > Factor out a helper that does filemap_write_and_wait_range for a the for a the -> for the > range covered by a read kiocb, or returns -EAGAIN if the kiocb > is marked as nowait and there would be pages to write. > > Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal -- Damien Le Moal Western Digital Research